fix(deps): update dependency @edx/brand to v1.2.0

Author: renovate[bot]

package-lock.json

@@ -33,7 +33,7 @@
     "url": "https://github.com/openedx/frontend-template-application/issues"
   },
   "dependencies": {
-    "@edx/brand": "npm:@edx/brand-openedx@1.1.0",
+    "@edx/brand": "npm:@edx/brand-openedx@1.2.0",
     "@edx/frontend-component-footer": "11.6.0",
     "@edx/frontend-component-header": "3.6.0",
     "@edx/frontend-platform": "2.6.2",